Board Thread:Pokémon Help/@comment-31398341-20171026040947/@comment-30245053-20171110014518

Sableye is an excellent counter to Marshadow because it resists ghost moves marshadow can learn and is completley immune to it's fighting type moves (watch out for scrappy however) And a tanky pokemon with taunt and some dark or rock move can (Sort of) Check lugia because it can't heal itself and you can deal tons of damage to it when it can't buff its stats for defence